Element of a shoe upper



FIG. 1 is a top plan view of an element of a shoe upper showing my new design;

FIG. 2 is a left side elevational view thereof.

FIG. 3 is a right side elevational view thereof; and

FIG. 4 is a front plan view thereof.

The broken line showing of a shoe in FIGS. 1-4 is environmental only and does not form part of the claimed design. 

The ornamental design for an element of a shoe upper, as shown and described. 